AT394848B - Verfahren zur entsorgung eines bei der abwasserreinigung anfallenden klaerschlammes - Google Patents
Verfahren zur entsorgung eines bei der abwasserreinigung anfallenden klaerschlammes Download PDFInfo
- Publication number
- AT394848B AT394848B AT0224188A AT224188A AT394848B AT 394848 B AT394848 B AT 394848B AT 0224188 A AT0224188 A AT 0224188A AT 224188 A AT224188 A AT 224188A AT 394848 B AT394848 B AT 394848B
- Authority
- AT
- Austria
- Prior art keywords
- sewage sludge
- weight
- calcium
- dewatered
- waste
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 14
- 239000010802 sludge Substances 0.000 title claims description 9
- 238000004065 wastewater treatment Methods 0.000 title claims description 9
- 238000004140 cleaning Methods 0.000 title 1
- 239000010801 sewage sludge Substances 0.000 claims description 40
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 16
- 239000000047 product Substances 0.000 claims description 15
- 238000006477 desulfuration reaction Methods 0.000 claims description 14
- 230000023556 desulfurization Effects 0.000 claims description 14
- 239000002699 waste material Substances 0.000 claims description 14
- 239000003546 flue gas Substances 0.000 claims description 13
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 12
- 239000000920 calcium hydroxide Substances 0.000 claims description 12
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 12
- 239000010881 fly ash Substances 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- 239000000292 calcium oxide Substances 0.000 claims description 8
- 239000012065 filter cake Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 238000004056 waste incineration Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000002250 absorbent Substances 0.000 claims description 6
- 230000002745 absorbent Effects 0.000 claims description 6
- 229910052925 anhydrite Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 229940043430 calcium compound Drugs 0.000 claims description 4
- 150000001674 calcium compounds Chemical class 0.000 claims description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 4
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims description 4
- 235000010261 calcium sulphite Nutrition 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 4
- 239000007795 chemical reaction product Substances 0.000 claims description 3
- 230000001143 conditioned effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- ZHZFKLKREFECML-UHFFFAOYSA-L calcium;sulfate;hydrate Chemical compound O.[Ca+2].[O-]S([O-])(=O)=O ZHZFKLKREFECML-UHFFFAOYSA-L 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 239000000567 combustion gas Substances 0.000 claims description 2
- 239000010440 gypsum Substances 0.000 claims description 2
- 229910052602 gypsum Inorganic materials 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 239000010908 plant waste Substances 0.000 claims 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 10
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 8
- 230000003750 conditioning effect Effects 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 239000000701 coagulant Substances 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 238000010169 landfilling Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 241001140714 Citrus latifolia Species 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- -1 inorganic acids hydrogen chloride Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000007003 mineral medium Substances 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/006—General arrangement of incineration plant, e.g. flow sheets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/20—Dewatering by mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/70—Blending
- F23G2201/702—Blending with other waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/30—Solid combustion residues, e.g. bottom or flyash
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/50007—Co-combustion of two or more kinds of waste, separately fed into the furnace
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Hydrology & Water Resources (AREA)
- Biomedical Technology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Treating Waste Gases (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873733532 DE3733532A1 (de) | 1987-10-03 | 1987-10-03 | Verfahren zur entsorgung eines bei der abwasserreinigung anfallenden klaerschlamms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA224188A ATA224188A (de) | 1991-12-15 |
| AT394848B true AT394848B (de) | 1992-06-25 |
Family
ID=6337593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0224188A AT394848B (de) | 1987-10-03 | 1988-09-13 | Verfahren zur entsorgung eines bei der abwasserreinigung anfallenden klaerschlammes |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT394848B (it) |
| BE (1) | BE1001125A6 (it) |
| CH (1) | CH676976A5 (it) |
| DE (1) | DE3733532A1 (it) |
| FR (1) | FR2621307B3 (it) |
| IT (1) | IT1227266B (it) |
| NL (1) | NL194794C (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4003242A1 (de) * | 1990-02-03 | 1991-08-08 | Basf Ag | Verfahren zur verwertung von russ aus der synthesegas-erzeugung |
| DE4243156C1 (de) * | 1992-12-19 | 1994-01-27 | Schwarze Pumpe Energiewerke Ag | Verfahren zur Verfestigung von pastösen organischen Rest- und Abfallstoffen, bevorzugt von Klärschlamm, zum Einsatz in der Kohledruckvergasung |
| GB2276875B (en) * | 1993-03-11 | 1997-04-30 | Mhj Ltd | Method and a composition for dewatering silt |
| DE19707036C2 (de) * | 1997-02-21 | 2000-01-20 | Bernhard Zinke | Verfahren zum Aufbereiten von Rohschlämmen |
| WO2003091618A1 (de) | 2002-04-23 | 2003-11-06 | Alstom Technology Ltd | Verfahren zur befestigung eines maschinenfusses einer maschine und befestigungsvorrichtung eines maschinenfusses |
| DE102018129745B3 (de) * | 2018-11-26 | 2020-02-27 | CLL Chemnitzer Laborleistungs GmbH | Feuerungsverfahren in einem Kraftwerk |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3123767A1 (de) * | 1980-07-11 | 1982-02-11 | Deutsche Kommunal-Anlagen Miete GmbH, 8000 München | Verfahren zur hygienisierung von carbonatationsschlaemmen |
| US4597771A (en) * | 1984-04-02 | 1986-07-01 | Cheng Shang I | Fluidized bed reactor system for integrated gasification |
| DE3523677A1 (de) * | 1985-03-02 | 1987-01-08 | Kloeckner Humboldt Deutz Ag | Verfahren zum verbrennen von schlamm |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB425858A (en) * | 1933-05-22 | 1935-03-22 | Murry Guggenheim | Treating sewage |
| CA989079A (en) * | 1971-05-17 | 1976-05-11 | Toru Yoshii | Process for treating waste water |
| US3932275A (en) * | 1974-08-29 | 1976-01-13 | Amax Resource Recovery Systems, Inc. | Process for the treatment of mineral slimes |
| US4125465A (en) * | 1975-04-22 | 1978-11-14 | Turovsky Izrail S | Method of effluent sludge treatment |
| US4168670A (en) * | 1977-01-03 | 1979-09-25 | Dorr-Oliver Incorporated | Incineration of lime-conditioned sewage sludge with high sulfur fuel |
| US4133273A (en) * | 1978-01-26 | 1979-01-09 | International Mechanical Contractors, Inc. | System for the disposal of sludge, hazardous and other wastes |
| DE2925882C2 (de) * | 1979-06-27 | 1986-10-23 | Günther Dr. 4154 Tönisvorst Heide | Verfahren zur Aufbereitung von wasserlösliche Sulfate enthaltender Braunkohlenasche für die Deponie |
| US4306978A (en) * | 1980-07-14 | 1981-12-22 | Willow Technology, Inc. | Method for lime stabilization of wastewater treatment plant sludges |
| DE3103417A1 (de) * | 1981-02-02 | 1982-08-12 | Saarberg-Fernwärme GmbH, 6600 Saarbrücken | Verfahren und vorrichtung zur oxidation von festen stoffen und waessrigen schlaemmen |
| DE3334384A1 (de) * | 1983-09-23 | 1985-04-18 | CHEMITEC GmbH, 6331 Schöffengrund | Verfahren zur nachbehandlung von abwasser |
| HU189058B (en) * | 1984-03-07 | 1986-06-30 | Merei,Jozsef,De | Method for dewatering sludges originated after aerobic and anaerobic decomposing of domestic sewages |
-
1987
- 1987-10-03 DE DE19873733532 patent/DE3733532A1/de active Granted
-
1988
- 1988-09-13 AT AT0224188A patent/AT394848B/de not_active IP Right Cessation
- 1988-09-15 CH CH3446/88A patent/CH676976A5/de not_active IP Right Cessation
- 1988-09-16 NL NL8802295A patent/NL194794C/nl not_active IP Right Cessation
- 1988-10-03 BE BE8801130A patent/BE1001125A6/fr not_active IP Right Cessation
- 1988-10-03 FR FR888812906A patent/FR2621307B3/fr not_active Expired
- 1988-10-03 IT IT2216288A patent/IT1227266B/it active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3123767A1 (de) * | 1980-07-11 | 1982-02-11 | Deutsche Kommunal-Anlagen Miete GmbH, 8000 München | Verfahren zur hygienisierung von carbonatationsschlaemmen |
| US4597771A (en) * | 1984-04-02 | 1986-07-01 | Cheng Shang I | Fluidized bed reactor system for integrated gasification |
| DE3523677A1 (de) * | 1985-03-02 | 1987-01-08 | Kloeckner Humboldt Deutz Ag | Verfahren zum verbrennen von schlamm |
Also Published As
| Publication number | Publication date |
|---|---|
| IT8822162A0 (it) | 1988-10-03 |
| DE3733532A1 (de) | 1989-04-13 |
| CH676976A5 (it) | 1991-03-28 |
| NL8802295A (nl) | 1989-05-01 |
| IT1227266B (it) | 1991-03-28 |
| BE1001125A6 (fr) | 1989-07-25 |
| NL194794C (nl) | 2003-03-04 |
| FR2621307A1 (fr) | 1989-04-07 |
| DE3733532C2 (it) | 1990-10-31 |
| FR2621307B3 (fr) | 1989-12-22 |
| NL194794B (nl) | 2002-11-01 |
| ATA224188A (de) | 1991-12-15 |
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